<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <h2>函数定义</h2>
</body>
<script>
    //  getValue('hello')
    // function getValue(title) {
    //     console.log(title)
    // }



  var getValue= function (title) {
                    console.log(title)
        };

    getValue('hello')

   
</script>
</html>